Num 3:10, 18:5 | ESV | STEP | And you shall appoint Aaron and his sons , and they shall guard their priesthood . But if any outsider comes near, he shall be put to death .

Numbers 3:10

10 And you shall appoint Aaron and his sons, and ^athey shall guard their priesthood. But if ^bany outsider comes near, he shall be put to death.”

5 And you shall ^ckeep guard over the sanctuary and over the altar, ^dthat there may never again be wrath on the people of Israel.